68665611

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{11393}}^1$

素因数の和:11451

約数の個数: 24

約数和(自身を含む): 109108944

約数和(自身を除く): 40443333

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 11393, 34179, 79751, 239253, 467113, 558257, 1401339, 1674771, 3269791, 9809373, 22888537, 68665611]

約数ペア:

[(1, 68665611), (3, 22888537), (7, 9809373), (21, 3269791), (41, 1674771), (49, 1401339), (123, 558257), (147, 467113), (287, 239253), (861, 79751), (2009, 34179), (6027, 11393)]